Senecionine from China
Senecionine is an aromatic otonecine-class pyrrolizidine lactone alkaloid used in toxicology research. Classified under HTS 2932.20.20.00 due to its oxygen-containing heterocyclic lactone structure and pharmaceutical research applications. Isolated from Senecio plants as reference hepatotoxin standard.
Duty Rate — China → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Submit Institutional Animal Care approval if for toxicity studies; declare research-only use
• Specify isolation method (HPLC purification) and purity (>95%) to qualify as reference standard
• Include genotoxicity warning labels per GHS; handle as potent hepatocarcinogen